answer asap!!!! How much time will Alex need to walk to his school, which is 2 1/4 miles away from his house, if he would walk w
2 answers:
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Hello,
Let's assume a,b,c the 3 sides of the triangle.
a=9
b=10
c=24-a-b=5
Let's assume a,b,c the 3 sides of the triangle.
a=9
b=10
c=24-a-b=5
Answer:
Step-by-step explanation:
The Law of Cosines gives an immediate result. No translation to Cartesian coordinates is necessary. That law makes use of the angle between the vectors, u2-u1